Hospital radioactive sewage treatment and discharge outlet online monitoring system

At present, storage decay is the main treatment method for hospital radioactive wastewater. According to the Requirements for Radiation Protection and Safety in Nuclear Medicine (HJ1188-2021), radioactive waste liquid shall be stored and decayed in a decay tank with a maximum half-life of more than 10 times (for those containing iodine-131, it shall be stored for more than 180 days). After the monitoring results are approved by the examination and control department, the radioactive waste liquid shall be discharged in the manner specified in 8.6.2 of GB18871.

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